Global Patent Index - EP 3739207 A1

EP 3739207 A1 20201118 - BEARING ARRANGEMENT FOR A WIND TURBINE AND WIND TURBINE

Title (en)

BEARING ARRANGEMENT FOR A WIND TURBINE AND WIND TURBINE

Title (de)

LAGERANORDNUNG FÜR EINE WINDTURBINE SOWIE WINDTURBINE

Title (fr)

AGENCEMENT DE PALIER D'UNE ÉOLIENNE ET ÉOLIENNE

Publication

EP 3739207 A1 20201118 (EN)

Application

EP 19174867 A 20190516

Priority

EP 19174867 A 20190516

Abstract (en)

The invention relates to a bearing arrangement (70) for a wind turbine (10) comprising a bearing housing (80) and a drive shaft (90), whereby the drive shaft (90) is arranged within the bearing housing (80) in an axial direction along a longitudinal axis (A) of the bearing housing (80), the bearing arrangement (70) further comprising a downwind bearing (100) and an upwind bearing (200) as radial fluid bearings, whereby the downwind bearing (100) and the upwind bearing (200) are arranged between the bearing housing (80) and the drive shaft (90), the bearing arrangement (70) further comprising an axial bearing (300). The axial bearing (300) comprises an axial collar (301), whereby the axial collar (301) is integrally formed with the drive shaft (90).

IPC 8 full level

F03D 80/70 (2016.01); F03D 15/00 (2016.01); F16C 17/10 (2006.01); F16C 17/26 (2006.01)

CPC (source: CN EP US)

F03D 15/00 (2016.05 - EP); F03D 80/70 (2016.05 - CN EP US); F16C 17/03 (2013.01 - EP); F16C 17/08 (2013.01 - CN); F16C 17/107 (2013.01 - EP); F16C 17/26 (2013.01 - EP); F16C 32/0633 (2013.01 - US); F03D 9/25 (2016.05 - US); F05B 2240/52 (2013.01 - CN EP); F05B 2240/53 (2013.01 - CN EP); F05B 2240/57 (2013.01 - EP); F05B 2260/603 (2013.01 - EP); F05B 2260/98 (2013.01 - EP); F16C 2360/31 (2013.01 - CN EP US); Y02E 10/72 (2013.01 - EP)

Citation (applicant)

EP 3276192 A1 20180131 - SIEMENS AG [DE]

Citation (search report)

Designated contracting state (EPC)

AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

DOCDB simple family (publication)

EP 3739207 A1 20201118; CN 111946732 A 20201117; US 2020362832 A1 20201119

DOCDB simple family (application)

EP 19174867 A 20190516; CN 202010413703 A 20200515; US 202016867026 A 20200505